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Monthly climate in Otoineppu, Japan

Last updated: July 31, 2025

Under the Köppen–Geiger climate classification Otoineppu features a humid continental climate (Dfb). Temperatures typically range between -8 °C (19 °F) and 19 °C (67 °F) through the year, but rarely can drop to -23 °C (-9 °F) or can rise to as high as 32 °C (89 °F). The average annual precipitation amounts to about 1210 mm (47.6 inches) and receives 190 rainy days on the 1 mm (0.04 inches) threshold annually. Otoineppu enjoys an average of 2873 hours of sunshine throughout the year, and daylight varies from 8 hours 51 minutes to 15 hours 30 minutes per day.

Monthly average temperatures in Otoineppu, Japan

The warmest months in Otoineppu are July, August and September, with daily mean temperatures ranging from 16 to 19 °C (61 - 67 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -5 °C (19 - 24 °F) throughout the day. On average each year, Otoineppu experiences 15 days above 25 °C (77.0 °F) and 142 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Otoineppu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to June 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Maximum3°C
(38°F)		6°C
(43°F)		14°C
(58°F)		21°C
(70°F)		27°C
(81°F)		27°C
(81°F)		32°C
(89°F)		30°C
(86°F)		30°C
(86°F)		22°C
(72°F)		15°C
(59°F)		11°C
(52°F)
Mean maximum2°C
(36°F)		4°C
(40°F)		10°C
(51°F)		18°C
(64°F)		24°C
(76°F)		23°C
(73°F)		29°C
(84°F)		28°C
(82°F)		26°C
(80°F)		21°C
(69°F)		14°C
(57°F)		7°C
(45°F)
Average high-4°C
(25°F)		-3°C
(27°F)		3°C
(37°F)		8°C
(48°F)		15°C
(60°F)		18°C
(64°F)		23°C
(73°F)		23°C
(73°F)		20°C
(69°F)		14°C
(57°F)		6°C
(42°F)		-2°C
(29°F)
Daily mean-8°C
(19°F)		-7°C
(21°F)		-1°C
(31°F)		4°C
(40°F)		11°C
(52°F)		14°C
(57°F)		19°C
(67°F)		19°C
(67°F)		16°C
(61°F)		10°C
(49°F)		3°C
(37°F)		-5°C
(24°F)
Average low-11°C
(12°F)		-10°C
(14°F)		-5°C
(24°F)		0°C
(33°F)		7°C
(45°F)		10°C
(51°F)		16°C
(61°F)		16°C
(61°F)		12°C
(53°F)		5°C
(42°F)		-0°C
(32°F)		-8°C
(18°F)
Mean minimum-18°C
(-1°F)		-18°C
(-1°F)		-12°C
(11°F)		-7°C
(19°F)		-0°C
(32°F)		5°C
(41°F)		10°C
(51°F)		9°C
(49°F)		5°C
(41°F)		-1°C
(30°F)		-8°C
(18°F)		-16°C
(4°F)
Minimum-21°C
(-6°F)		-23°C
(-9°F)		-13°C
(8°F)		-12°C
(11°F)		-2°C
(29°F)		1°C
(34°F)		6°C
(43°F)		7°C
(45°F)		3°C
(38°F)		-3°C
(27°F)		-10°C
(14°F)		-19°C
(-2°F)

Compare climate in Otoineppu with other places

Compare temperature, precipitation, sunshine, UV index in Otoineppu, Japan with other places around the world.

Monthly average precipitation in Otoineppu, Japan

Otoineppu usually has the most precipitation in August, October and November, with an average of 18 rainy days and 141 mm (5.5 inches) of precipitation per month. The driest months in Otoineppu are January, February and April. On average, 73 mm (2.9 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Otoineppu. Generated using Copernicus Climate Change Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Average precipitation mm (inches)71 (2.8)79 (3.1)87 (3.4)70 (2.8)95 (3.8)96 (3.8)99 (3.9)150 (5.9)90 (3.6)136 (5.4)137 (5.4)100 (3.9)
Average precipitation days (≥ 1 mm)17171413131391614172225

Monthly sunshine hours in Otoineppu, Japan

The sunniest months in Otoineppu are May, June and July, when the sun shines an average of 9 hours 53 minutes a day. Least sunny months in Otoineppu: January, November and December receive an average of 4 hours 58 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Otoineppu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2017 to January 2022.
 JanFebMarAprMayJunJulAugSepOctNovDec
Mean monthly sunshine hours123182240285293288327280277238171163
Mean daily daylight hours9h 12m10h 24m11h 55m13h 29m14h 49m15h 30m15h 9m13h 59m12h 29m10h 56m9h 34m8h 51m

Solar UV radiation in Otoineppu, Japan

Otoineppu experiences the highest level of ultraviolet (UV) radiation in June, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure. January, February and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Otoineppu UV Index data.

Average daily maximum UV levels by month for Otoineppu. Generated using Copernicus Atmosphere Monitoring Service information. Data for period from January 2022 to January 2023.
 JanFebMarAprMayJunJulAugSepOctNovDec
UV Index (month maximum)235789997532